Different measurement principle supported by the device.
This value set has an inline code system http://hl7.org/fhir/measurement-principle, which defines the following codes:
| Code | Display | Definition |
| other | MSP Other | Measurement principle isn't in the list. |
| chemical | MSP Chemical | Measurement is done using the chemical principle. |
| electrical | MSP Electrical | Measurement is done using the electrical principle. |
| impedance | MSP Impedance | Measurement is done using the impedance principle. |
| nuclear | MSP Nuclear | Measurement is done using the nuclear principle. |
| optical | MSP Optical | Measurement is done using the optical principle. |
| thermal | MSP Thermal | Measurement is done using the thermal principle. |
| biological | MSP Biological | Measurement is done using the biological principle. |
| mechanical | MSP Mechanical | Measurement is done using the mechanical principle. |
| acoustical | MSP Acoustical | Measurement is done using the acoustical principle. |
| manual | MSP Manual | Measurement is done using the manual principle. |